Njabulo Stainless, a reputable manufacturer and supplier located in Cape Town, South Africa, specializes in high-quality **Stainless Steel 443 Tubing** that boasts exceptional corrosion resistance, durability, and performance for both industrial and architectural uses. Renowned for its precision engineering and unwavering quality, Njabulo Stainless guarantees that every piece of 443 Tubing adheres to strict international standards. This tubing is crafted to endure tough conditions, including exposure to moisture, chemicals, and moderate temperatures. With impressive strength and formability, Stainless Steel 443 Tubing is perfect for automotive, construction, and industrial piping systems, ensuring long-lasting reliability and minimal upkeep.
**Stainless Steel 443 Tubing** is a ferritic stainless steel primarily made up of iron, chromium (17–19%), and small amounts of molybdenum, silicon, and manganese, featuring very low carbon content. This unique composition provides excellent corrosion resistance, especially against stress corrosion cracking and pitting. In terms of mechanical properties, 443 Tubing delivers tensile strength between 450–650 MPa, good yield strength, and moderate ductility. It also showcases remarkable thermal stability, high resistance to scaling, and robust toughness, maintaining its structural integrity in both normal and moderately elevated temperatures.
| Specifications | ASTM A240, ASME SA240 |
| Standard | JIS, ASTM, AISI, GB, EN, DIN |
| Surface | 2B, 2D, BA, NO.4, NO.8, 8K, Mirror, Checkered, Embossed, Hair Line, Sand Blast, Brush, Etching |
| Finish | Cold rolled,/Hot rolled |
| Width | 1000mm-2000mm |
| Length | 1000mm-6000mm |
| Thickness | 0.40mm – 6.00mm |
| C | Si | Mn | P | S | Cr | Ni | Mo | Other |
| ≤0.030 | ≤1.00 | ≤1.00 | ≤0.040 | ≤0.015 | ≤17.5-18.5 | ——– | ———- | Ti 0.10-0.60 Nb 3*(C+0.30)-1.00 |
| Yield Rp0.2(MPa) | Tensile Rm(MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
| 168 (≥) | 185 (≥) | 13 | 44 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 221 |
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We rigorously test Stainless Steel 443 Tubing to ensure excellent quality and performance. Our products meet international standards with certifications such as ISO 9001, ASTM compliance, and traceability. Each tube is tested for durability, corrosion resistance and accuracy, providing reliability and excellent results for a variety of applications.
This tubing offers excellent corrosion resistance and is available in sizes ranging from 1/8″ to 24″ in diameter. It’s ideal for high-pressure applications due to its seamless construction, ensuring uniform strength throughout.
Known for its superior corrosion resistance, this tubing comes in sizes from 1/8″ to 36″ in diameter. The welded joints are precisely crafted, making it suitable for various structural and fluid transport applications.
With sizes ranging from 1/8″ to 24″ in diameter, this tubing is designed to withstand high temperatures and corrosive environments. It’s commonly used in heat exchangers due to its excellent thermal conductivity and corrosion resistance.
Available in sizes from 1/8″ to 2″ in diameter, this tubing is ideal for precision instruments. It offers excellent corrosion resistance and is designed for high-pressure and high-purity applications.
These tubes are available in sizes from 1/2″ to 5″ in diameter and are specifically designed to withstand high-pressure and high-temperature conditions. They provide excellent corrosion resistance, making them suitable for boiler applications.
Offering excellent corrosion resistance, these tubes are available in various sizes and are bent into U shapes for use in heat exchangers. The precision bending ensures efficient heat transfer and minimal stress points.
This tubing comes in sizes from 1/4″ to 3″ in diameter and is designed for use in condensers. It provides excellent corrosion resistance and thermal conductivity, making it ideal for heat exchange processes.
These tubes, available in sizes from 1/4″ to 2″ in diameter, have fins attached to increase surface area for better heat transfer. They offer superior corrosion resistance and are used in various heat exchanger applications.
**Stainless Steel 443 Tubing** is widely utilized across various industries that demand corrosion-resistant and durable tubing. It’s commonly found in automotive exhaust systems, HVAC ducting, and architectural frameworks. Moreover, it’s suitable for piping in water treatment facilities, chemical processing equipment, and industrial machinery that face moderate corrosive environments. Its resistance to oxidation and scaling makes it an excellent choice for heat exchangers and mechanical components that operate at higher temperatures. The blend of strength, durability, and corrosion resistance ensures that Stainless Steel 443 Tubing provides dependable and long-lasting performance in critical applications.







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